Category: Connection

From drawing to reality

Just wanted to show my way of solving my problems, and making the items needed. My problem was that I put a cabinet up for...

Relays and Arduino

Here I will try to show how to connect a relay to an arduino, with a TIP102 transistor....

Green Energy

After using various wall wart adapters to power my different arduino projects, I decided to try something new. Instead of the normal 230V, I wanted a solar panel,...

Servo with external power

If you want to use a servo with your arduino, you can be lucky that it will use little enough power to be driven by...

Voltage Dividers and Arduino

For my WiFiTank I wanted to get a readout of the battery voltage. But the battery is a 9.6V and the charger for it charges...

433MHz RF Communication

For this project I used two Arduino Duemilanove, a 433MHz RF kit, and six short wires to connect it together. To send a message, I...

Garage door controller

What is the plan? After fixing the end stops on the garage door, I decided to also make a new controller for it. I am...